Advertisements
Advertisements
Question
What kind of change takes place in a nucleus when a β -particle is emitted?
Advertisements
Solution
β particle is represented by -1e° after emitting a β particle atomic
number of element would increase by 1 unit and mass number of element would remain unchanged.
APPEARS IN
RELATED QUESTIONS
What is thermionic emission?
In a cathode ray tube state the purpose of the fluorescent screen.
What is the value of the speed of gamma radiations in air or vacuum?
State three ways of obtaining an electron-beam.
Which of the following statements is/are correct?
- α particles are photons
- Penetrating power of γ radiation is very low
- Ionization power is maximum for α rays
- Penetrating power of γ radiation is very high
Two radioactive sources A and B of half lives of 1 hour and 2 hours, respectively, initially contain the same number of radioactive atoms. At the end of two hours, their rates of disintegration are in the ratio of ______.
Complete the following radioactive reaction:
\[\ce{^-_-X -> ^-_-Y + ^4_2He -> ^234_91Z + ^0_-1e}\]
Which statement about gamma decay is correct?
